28980756

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{2347}}^1$

素因数の和:2378

約数の個数: 72

約数和(自身を含む): 85467200

約数和(自身を除く): 56486444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2347, 3087, 4116, 4694, 6174, 7041, 9388, 12348, 14082, 16429, 21123, 28164, 32858, 42246, 49287, 65716, 84492, 98574, 115003, 147861, 197148, 230006, 295722, 345009, 460012, 591444, 690018, 805021, 1035027, 1380036, 1610042, 2070054, 2415063, 3220084, 4140108, 4830126, 7245189, 9660252, 14490378, 28980756]

約数ペア:

[(1, 28980756), (2, 14490378), (3, 9660252), (4, 7245189), (6, 4830126), (7, 4140108), (9, 3220084), (12, 2415063), (14, 2070054), (18, 1610042), (21, 1380036), (28, 1035027), (36, 805021), (42, 690018), (49, 591444), (63, 460012), (84, 345009), (98, 295722), (126, 230006), (147, 197148), (196, 147861), (252, 115003), (294, 98574), (343, 84492), (441, 65716), (588, 49287), (686, 42246), (882, 32858), (1029, 28164), (1372, 21123), (1764, 16429), (2058, 14082), (2347, 12348), (3087, 9388), (4116, 7041), (4694, 6174)]